Recent activity by Sergey Kalinichenko

Recent activity by Sergey Kalinichenko

What’s the circle equation for this ? Calculus

asked Dec 10, 2023

1 answer 219k views

A person travels by car from one city to another with different constant speeds between pairs of cities. She drives for 15.0 min at 90.0 km/h, 7.0 min at 65.0 km/h, and 40.0 min at 40.0 km/h and spends

asked Oct 16, 2023

1 answer 10.0k views

Need help please! what is the purpose of a criminal investigation? To identify the causes of the crime and conclude that a suspect is guilty. To accuse a person that they are guilty or innocent immediately

asked Aug 3, 2023

1 answer 162k views

Solve for x: 4(x - 3) - 2x = 2

asked Jul 12, 2023

1 answer 206k views

Find the area of the polygon

asked Jun 15, 2023

1 answer 20.4k views

If x² = 20, what is the value of x? 1) +√10 2) + √20 3) ±10 4) +40

asked May 19, 2023

2 answers 117k views

Please help, I don’t get this

answered May 7, 2023

1 answer 119k views

Evaluate 2d where d is 6

answered May 1, 2023

1 answer 203k views

A 99-inch candle burns down in 12 hours. At what rate does the candle burn, in inches per hour?

answered Apr 19, 2023

2 answers 61.7k views

Which of the following best explains how minerals get into streams? A. Rainwater that is high in minerals from the atmosphere falls into the stream. B. The stream absorbs minerals from the plants growing

answered Dec 15, 2022

2 answers 77.5k views

What is the meaning of soil

answered Nov 27, 2022

1 answer 150k views

Please help me answer this!!! 50 POINTS!!!!!!!!!!!!!!

answered Oct 14, 2022

1 answer 6.5k views

60.5 minus 15% PLEASE SHOW YOUR WORK

asked Sep 7, 2022

2 answers 177k views

A) Expand and simplify. 7(x - 2) - 2(x-3)

answered Aug 29, 2022

1 answer 189k views

Which equation represents a line that is a perpendicular bisector to the line joining the points A(3,-4) and B( 5 , -2)? 1. y +4 = -1(x -3) 2. y + 3 = -1(x - 4) 3. y -1 = 3(x - 4) 4. x + y = -1

asked Aug 18, 2022

1 answer 170k views

A father saw his son step down onto the tarmac and watched him as he ran towards him. Describe the changes that occurred in the father's eyes to keep his son's face in focus

answered Aug 8, 2022

1 answer 186k views

2. Even though it was originally a popular piece of invasion literature, why do you think "The Battle of Dorking" isn't widely read today?

asked Aug 3, 2022

1 answer 66.8k views

Please help meee I need help

asked Jun 28, 2022

1 answer 173k views

How many ways can 13 students line up for lunch?

answered Jun 2, 2022

1 answer 88.8k views

Nicholas has some cans at home to donate to the soup kitchen, but he decides to start a can drive at his school to see if other students will help. The table represents the number of cans donated, y, which

answered May 4, 2022

2 answers 131k views

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